All you need to do is choose the new mapsets you wish to download to 
your Garmin unit within Mapsource, and it will wipe out what you 
currently have installed, and install the new mapset(s).  It would be 
the same if you were running multiple mapsets such as City Select and 
Topo, to be able to switch between.

Brian
Team A.I.


Mark, Johnny, & Joaquin wrote:
> Brian Casteel wrote:
>   
>> It's pulled from the same information that generates the 24k topo, but 
>> it looks to be a relatively new venture and is being honed as people 
>> with specific skill-sets come into the mix.  There are a number of 
>> threads about it on the Groundspeak forums that I came across today 
>> dealing with the building project that is...everything.  Even if this 
>> isn't as detailed at a true 24k topo map, it's SO much better than the 
>> 100k stuff Garmin puts out.  Maybe it's a 1:25000 scale.  :)
>>
>> Brian
>> Team A.I.
>>
>>
>> Steven Stringham wrote:
>>     
>>> I have now downloaded AZ, UT, Wy, and CO. They are on their way into my 
>>> GPS now.
>>>
>>> I put AZ in my ETrex Vista Cx already. Very cool. Very nice. Not quite 
>>> as detailed as a full 24k topo, but close. And, the price? Way too good.
>>>
>>> Thanks Brian. I had been thinking of purchasing the topos anyways. This 
>>> lets me put that off.
>>>
>>> Steven Stringham
>>> Stringcachers
>>>
>>>
>>> Brian Casteel wrote:
>>>   
>>>       
>>>> It gets better.  This is part of a much larger project, and I think is 
>>>> the final piece that is pushing me to get back into school for a 
>>>> GIS-related degree so I can do what is clearly interesting me the most. 
>>>>
>>>> Brian
>>>> Team A.I.
>>>>
>>>> Jason Poulter wrote:
>>>>     
>>>>         
>>>>> sweet that rocks!!!
>>>>>
>>>>> Jason
>>>>> Team Snaptek
>>>>>
>>>>>
>>>>> Brian Casteel wrote:
>>>>>   
>>>>>       
>>>>>           
>>>>>> Not too long ago I found out about some custom Garmin Topo maps for 
>>>>>> MT/WY in detail far surpassing either Garmin Topo product, INCLUDING 
>>>>>> Topo 2008.  Recently, the guy creating these custom maps with public 
>>>>>> data, published Topo maps for Arizona. I've tinkered with these maps 
>>>>>> and...WOW.  The level of detail is so much better, and land types (BLM, 
>>>>>> NF, State Trust) are also integrated into the data.  The best part?  
>>>>>> These maps are FREE.
>>>>>>
>>>>>> http://www.gpsfiledepot.com/maps/state/az/
>>>>>> http://www.miscjunk.org/mj/mp_main.html
>>>>>>
>>>>>> Enjoy!
>>>>>>
>>>>>> Brian
>>>>>> Team A.I.
>>>>>> ____________________________________________________________
>>>>>> Az-Geocaching mailing list listserv@azgeocaching.com
>>>>>> To edit your setting, subscribe or unsubscribe visit:
>>>>>> http://listserv.azgeocaching.com/mailman/listinfo/az-geocaching
>>>>>>
>>>>>> Arizona's Geocaching Resource
>>>>>> http://www.azgeocaching.com
>>>>>>
>>>>>>     
>>>>>>         
>>>>>>             
>>>>> ____________________________________________________________
>>>>> Az-Geocaching mailing list listserv@azgeocaching.com
>>>>> To edit your setting, subscribe or unsubscribe visit:
>>>>> http://listserv.azgeocaching.com/mailman/listinfo/az-geocaching
>>>>>
>>>>> Arizona's Geocaching Resource
>>>>> http://www.azgeocaching.com
>>>>>
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>>>>>   
>>>>>       
>>>>>           
>>>> ------------------------------------------------------------------------
>>>>
>>>> ____________________________________________________________
>>>> Az-Geocaching mailing list listserv@azgeocaching.com
>>>> To edit your setting, subscribe or unsubscribe visit:
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>>>>
>>>> Arizona's Geocaching Resource
>>>> http://www.azgeocaching.com
>>>>   
>>>>     
>>>>         
>>> ____________________________________________________________
>>> Az-Geocaching mailing list listserv@azgeocaching.com
>>> To edit your setting, subscribe or unsubscribe visit:
>>> http://listserv.azgeocaching.com/mailman/listinfo/az-geocaching
>>>
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>>> http://www.azgeocaching.com
>>>
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>>> The message was checked by ESET NOD32 Antivirus.
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>>>   
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>> ------------------------------------------------------------------------
>>
>> ____________________________________________________________
>> Az-Geocaching mailing list listserv@azgeocaching.com
>> To edit your setting, subscribe or unsubscribe visit:
>> http://listserv.azgeocaching.com/mailman/listinfo/az-geocaching
>>
>> Arizona's Geocaching Resource
>> http://www.azgeocaching.com
>>     
>
>
> These look promising. Can't wait to try them out. Does one have to 
> delete the existing AZ from TOPO 2008 or does it just delete it 
> automatically? I am now using a Garmin Vista HCx.
>
>